package com.nx.project.javacore.countrt;

import java.lang.annotation.ElementType;
import java.lang.annotation.Retention;
import java.lang.annotation.RetentionPolicy;
import java.lang.annotation.Target;

@Target(ElementType.METHOD) //只能使用在方法上
@Retention(RetentionPolicy.RUNTIME)
public @interface RunTime {
}
